Home / 3,515.29-4,850.95-1,943.35

Finding the Fourth Proportional to 3,515.29, 4,850.95 and 1,943.35

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Solution

The fourth proportional to 3,515.29, 4,850.95 and 1,943.35 is: 2,681.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,515.29 : 4,850.95 = 1,943.35 : x
  2. Step 2: Convert to fraction form
    3,515.29/4,850.95 = 1,943.35/x
  3. Step 3: Cross multiply
    3,515.29x = 4,850.95 × 1,943.35
  4. Step 4: Simplify right side
    3,515.29x = 9,427,093.68
  5. Step 5: Solve for x
    x = 9,427,093.68/3,515.29
  6. Step 6: Final answer
    x = 2,681.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.